Income Taxes (Details 4) $ in Millions	6 Months Ended
Jun. 30, 2020 USD ($)
United States Federal \| Minimum
Income Tax Examination [Line Items]
Open Tax Year	2016
United States Federal \| Maximum
Income Tax Examination [Line Items]
Open Tax Year	2018
State of California \| Minimum
Income Tax Examination [Line Items]
Open Tax Year	2015
State of California \| Maximum
Income Tax Examination [Line Items]
Open Tax Year	2018
MASSACHUSETTS \| Minimum
Income Tax Examination [Line Items]
Open Tax Year	2015
MASSACHUSETTS \| Maximum
Income Tax Examination [Line Items]
Open Tax Year	2018
OREGON \| Minimum
Income Tax Examination [Line Items]
Open Tax Year	2016
OREGON \| Maximum
Income Tax Examination [Line Items]
Open Tax Year	2018
SWEDEN \| Minimum
Income Tax Examination [Line Items]
Open Tax Year	2012
SWEDEN \| Maximum
Income Tax Examination [Line Items]
Open Tax Year	2018
UNITED KINGDOM \| Minimum
Income Tax Examination [Line Items]
Open Tax Year	2015
UNITED KINGDOM \| Maximum
Income Tax Examination [Line Items]
Open Tax Year	2018
BELGIUM \| Minimum
Income Tax Examination [Line Items]
Open Tax Year	2012
BELGIUM \| Maximum
Income Tax Examination [Line Items]
Open Tax Year	2018
Foreign
Income Tax Examination [Line Items]
Income Tax Examination, Estimate of Possible Loss	$ 322.2

Estimated amount of loss resulting from an adverse tax position.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
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Tax year that remains open to examination under enacted tax laws, in CCYY format.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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